Ben Bernanke said Wednesday it will take a few months to gauge how much international events are affecting an otherwise growing U.S. economy, setting central bankers up for a difficult decision on short-term interest rate increases. When Fed officials decided not to raise their short-term interest rate target off near-zero levels last month--out of caution over uncertain global events and unsettled markets--"the decision they took was reasonable," the former Fed chairman said in an interview at a WSJ Central Banking Pro event. He added that as he now sees it, "we have a pretty good domestic expansion" that ... (full story)